Mini Shell

#!/usr/bin/bash
#
# cagefs        Startup script for CageFS

solo_marker="/etc/cloudlinux-edition-solo"
container_marker="/etc/cloudlinux-container"
cagefs_bin="/usr/sbin/cagefsctl"
lvectl_bin="/usr/sbin/lvectl"

if [ -e "$solo_marker" ] || [ -e "$container_marker" ]; then
    lvectl_bin="/bin/true"
fi


function run {
  local command="$@"
  $command

  local retval=$?
  if [ $retval -ne 0 ]; then
      echo "Command execution failed: ${command}"
      return $retval
  fi
}

start() {
    run $cagefs_bin --mount-skel || return $?
    run $lvectl_bin destroy all --force || return $?

    if [ -e "$solo_marker" ] || [ -e "$container_marker" ]; then
        run /usr/sbin/cagefsctl --delete-namespaces --wait-lock || return $?
    fi

    sleep 1
    run $cagefs_bin --remove-unused-mount-points --wait-lock || return $?
    if [ -e "$solo_marker" ] || [ -e "$container_marker" ]; then
        run /usr/sbin/cagefsctl --create-namespaces --wait-lock || return $?
    fi

    run $lvectl_bin apply all --force
    local retval=$?
    rm -f /usr/share/cagefs/need.remount
    return $retval
}

restart() {
    start
}

stop() {
    run $cagefs_bin --unmount-skel || return $?
    run $lvectl_bin destroy all || return $?
    sleep 1

    if [ -e "$solo_marker" ] || [ -e "$container_marker" ]; then
       run /usr/sbin/cagefsctl --delete-namespaces --wait-lock || return $?
    fi

    run $cagefs_bin --remove-unused-mount-points --wait-lock || return $?

    run $lvectl_bin apply all || return $?
    return 0
}


RETVAL=0

# See how we were called.
case "$1" in
    start)
        start
        RETVAL=$?
        ;;
    restart)
        if [ -e /usr/share/cagefs/skip.cagefs.restart ]; then
            rm -f /usr/share/cagefs/skip.cagefs.restart
            exit 0
        fi
        restart
        RETVAL=$?
        ;;
    stop)
        stop
        RETVAL=$?
        ;;
    *)
        echo $"Usage: $0 {start|restart|stop}"
        exit 1
esac

exit $RETVAL